patch-2.3.50 linux/include/asm-sh/pgtable-2level.h

• Lines: 41
• Date: Sun Mar 5 09:33:55 2000
• Orig file: v2.3.49/linux/include/asm-sh/pgtable-2level.h
• Orig date: Sun Nov 7 16:37:34 1999

diff -u --recursive --new-file v2.3.49/linux/include/asm-sh/pgtable-2level.h linux/include/asm-sh/pgtable-2level.h
@@ -34,27 +34,25 @@
 extern inline int pgd_present(pgd_t pgd)	{ return 1; }
 #define pgd_clear(xp)	do { } while (0)
 
+/*
+ * Certain architectures need to do special things when PTEs
+ * within a page table are directly modified.  Thus, the following
+ * hook is made available.
+ */
+#define set_pte(pteptr, pteval) (*(pteptr) = pteval)
+/*
+ * (pmds are folded into pgds so this doesnt get actually called,
+ * but the define is needed for a generic inline function.)
+ */
+#define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval)
+#define set_pgd(pgdptr, pgdval) (*(pgdptr) = pgdval)
+
 #define pgd_page(pgd) \
 ((unsigned long) __va(pgd_val(pgd) & PAGE_MASK))
 
 extern inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address)
 {
 	return (pmd_t *) dir;
-}
-
-extern __inline__ pmd_t *get_pmd_fast(void)
-{
-	return (pmd_t *)0;
-}
-
-extern __inline__ void free_pmd_fast(pmd_t *pmd) { }
-extern __inline__ void free_pmd_slow(pmd_t *pmd) { }
-
-extern inline pmd_t * pmd_alloc(pgd_t *pgd, unsigned long address)
-{
-	if (!pgd)
-		BUG();
-	return (pmd_t *) pgd;
 }
 
 #endif /* __ASM_SH_PGTABLE_2LEVEL_H */